"tetrachord" meaning in All languages combined

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "tetra",
        "3": "chord"
      },
      "expansion": "tetra- + chord",
      "name": "prefix"
    }
  ],
  "etymology_text": "tetra- + chord",
  "forms": [
    {
      "form": "tetrachords",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "tetrachord (plural tetrachords)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "_dis1": "0 0",
      "word": "interval"
    },
    {
      "_dis1": "0 0",
      "word": "dyad"
    },
    {
      "_dis1": "0 0",
      "word": "trichord"
    },
    {
      "_dis1": "0 0",
      "word": "hexachord"
    },
    {
      "_dis1": "0 0",
      "word": "tetrachordo"
    }
  ],
  "senses": [
    {
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Music",
          "orig": "en:Music",
          "parents": [
            "Art",
            "Sound",
            "Culture",
            "Energy",
            "Society",
            "Nature",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "_dis": "80 20",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "68 32",
          "kind": "other",
          "name": "English terms prefixed with tetra-",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Any set of four different pitch classes."
      ],
      "id": "en-tetrachord-en-noun-X-6E3wvm",
      "links": [
        [
          "music",
          "music"
        ],
        [
          "set",
          "set"
        ],
        [
          "pitch class",
          "pitch class"
        ]
      ],
      "raw_glosses": [
        "(music) Any set of four different pitch classes."
      ],
      "topics": [
        "entertainment",
        "lifestyle",
        "music"
      ]
    },
    {
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Music",
          "orig": "en:Music",
          "parents": [
            "Art",
            "Sound",
            "Culture",
            "Energy",
            "Society",
            "Nature",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A series of four sounds, forming a scale of two-and-a-half tones."
      ],
      "id": "en-tetrachord-en-noun-y41EaWF2",
      "links": [
        [
          "music",
          "music"
        ],
        [
          "scale",
          "scale"
        ]
      ],
      "raw_glosses": [
        "(music) A series of four sounds, forming a scale of two-and-a-half tones."
      ],
      "topics": [
        "entertainment",
        "lifestyle",
        "music"
      ]
    }
  ],
  "word": "tetrachord"
}

{
  "categories": [
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English nouns",
    "English terms prefixed with tetra-"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "tetra",
        "3": "chord"
      },
      "expansion": "tetra- + chord",
      "name": "prefix"
    }
  ],
  "etymology_text": "tetra- + chord",
  "forms": [
    {
      "form": "tetrachords",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "tetrachord (plural tetrachords)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "interval"
    },
    {
      "word": "dyad"
    },
    {
      "word": "trichord"
    },
    {
      "word": "hexachord"
    },
    {
      "word": "tetrachordo"
    }
  ],
  "senses": [
    {
      "categories": [
        "en:Music"
      ],
      "glosses": [
        "Any set of four different pitch classes."
      ],
      "links": [
        [
          "music",
          "music"
        ],
        [
          "set",
          "set"
        ],
        [
          "pitch class",
          "pitch class"
        ]
      ],
      "raw_glosses": [
        "(music) Any set of four different pitch classes."
      ],
      "topics": [
        "entertainment",
        "lifestyle",
        "music"
      ]
    },
    {
      "categories": [
        "en:Music"
      ],
      "glosses": [
        "A series of four sounds, forming a scale of two-and-a-half tones."
      ],
      "links": [
        [
          "music",
          "music"
        ],
        [
          "scale",
          "scale"
        ]
      ],
      "raw_glosses": [
        "(music) A series of four sounds, forming a scale of two-and-a-half tones."
      ],
      "topics": [
        "entertainment",
        "lifestyle",
        "music"
      ]
    }
  ],
  "word": "tetrachord"
}